Home / 116,669.03-174,825.20-78,577.43

Finding the Fourth Proportional to 116,669.03, 174,825.20 and 78,577.43

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Solution

The fourth proportional to 116,669.03, 174,825.20 and 78,577.43 is: 117,746.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,669.03 : 174,825.20 = 78,577.43 : x
  2. Step 2: Convert to fraction form
    116,669.03/174,825.20 = 78,577.43/x
  3. Step 3: Cross multiply
    116,669.03x = 174,825.20 × 78,577.43
  4. Step 4: Simplify right side
    116,669.03x = 13,737,314,237.55
  5. Step 5: Solve for x
    x = 13,737,314,237.55/116,669.03
  6. Step 6: Final answer
    x = 117,746.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.